{"kind": "product", "path": "vulns/packagist/web-token%2Fjwt-library", "name": "web-token/jwt-library", "product": "web-token/jwt-library", "ecosystem": "Packagist", "items": [{"id": "GHSA-5739-39v2-5754", "noindex": false, "published": "2026-06-18T21:09:56Z", "modified": "2026-08-31T15:00:08.858887291Z", "cvss": 6.3, "cvss_vector": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N", "severity": "medium", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "php", "path": "vulns/stack/php", "slug": "php"}], "path": "vulns/ghsa-5739-39v2-5754", "title": "PHP JWT Library: RSA1_5 (RSAES-PKCS1-v1_5) decryption lacks implicit rejection, exposing a Bleichenbacher/Marvin padding oracle", "description": "### Impact\n\n`RSACrypt::decryptWithRSA15()` (used by the `RSA1_5` key-encryption algorithm) implements RSAES-PKCS1-v1_5 decryption by inspecting the padding after RSADP and throwing `InvalidArgumentException` as soon as the padding is malformed. It does **not** implement the implicit-rejection countermeasure required by RFC 3447 §7.2.2 / RFC 8017 §7.1.2 (return a deterministic pseudo-random value of the expected length on padding failure and let the downstream step fail uniformly).\n\nFrom a JWE caller this yields a Bleichenbacher/Marvin padding oracle: an attacker submitting adaptively crafted `encrypted_key` values can distinguish (a) padding ", "references": ["https://github.com/web-token/jwt-framework/security/advisories/GHSA-5739-39v2-5754", "https://github.com/FriendsOfPHP/security-advisories/blob/master/web-token/jwt-library/GHSA-5739-39v2-5754.yaml", "https://github.com/web-token/jwt-framework"], "fixes": ["3.4.10", "4.0.7", "4.1.7"], "products": [{"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}, {"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}, {"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}]}, {"id": "GHSA-jc38-x7x8-2xc8", "noindex": false, "published": "2026-06-18T21:09:17Z", "modified": "2026-09-10T03:50:50.234520244Z", "cvss": 9.1, "cvss_vector": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P", "severity": "critical", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "php", "path": "vulns/stack/php", "slug": "php"}], "path": "vulns/ghsa-jc38-x7x8-2xc8", "title": "PHP JWT Framework: JWSVerifier uses algorithm from unprotected header, enabling algorithm confusion attacks", "description": "## Summary\n\n`JWSVerifier::getAlgorithm()` in `src/Library/Signature/JWSVerifier.php` (line 144) merges protected and unprotected headers using PHP's spread operator:\n\n```php\n$completeHeader = [...$signature->getProtectedHeader(), ...$signature->getHeader()];\n```\n\nIn PHP, when spreading arrays with duplicate string keys, the **last array's values take precedence**. Since the unprotected header (`getHeader()`) is spread second, an attacker can override the integrity-protected `alg` parameter by placing a different value in the unprotected header.\n\nThis creates a Time-of-Check/Time-of-Use (TOCTOU) vulnerability:\n1. `HeaderCheckerManager` validat", "references": ["https://github.com/web-token/jwt-framework/security/advisories/GHSA-jc38-x7x8-2xc8", "https://github.com/FriendsOfPHP/security-advisories/blob/master/web-token/jwt-library/GHSA-jc38-x7x8-2xc8.yaml", "https://github.com/web-token/jwt-framework"], "fixes": ["3.4.10", "4.0.7", "4.1.7"], "products": [{"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}, {"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}, {"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}]}, {"id": "GHSA-3prj-6hqw-cm82", "noindex": false, "published": "2026-06-18T21:09:01Z", "modified": "2026-07-15T22:00:51.234383465Z", "cvss": 8.7, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "severity": "high", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "php", "path": "vulns/stack/php", "slug": "php"}], "path": "vulns/ghsa-3prj-6hqw-cm82", "title": "PHP JWT Library: PBES2-HS*+A*KW unwrap accepts an unbounded p2c iteration count, enabling CPU-amplification denial of service", "description": "### Impact\n\nWhen a JWE uses a password-based key-encryption algorithm (`PBES2-HS256+A128KW`, `PBES2-HS384+A192KW`, `PBES2-HS512+A256KW`), `PBES2AESKW::unwrapKey()` reads the `p2c` (PBKDF2 iteration count) parameter directly from the attacker-controlled JOSE header and passes it to `hash_pbkdf2()` with **no upper bound**. The only validation performed (`checkHeaderAdditionalParameters()`) was `is_int($p2c) && $p2c > 0`.\n\nAn unauthenticated attacker can craft a single JWE whose protected header sets a very large `p2c` (e.g. `100_000_000` ≈ 87 s of CPU, or `PHP_INT_MAX`), forcing a worker to spend an arbitrary amount of CPU inside PBKDF2 **befor", "references": ["https://github.com/web-token/jwt-framework/security/advisories/GHSA-3prj-6hqw-cm82", "https://github.com/FriendsOfPHP/security-advisories/blob/master/web-token/jwt-library/GHSA-3prj-6hqw-cm82.yaml", "https://github.com/web-token/jwt-framework"], "fixes": ["3.4.10", "4.0.7", "4.1.7"], "products": [{"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}, {"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}, {"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}]}, {"id": "GHSA-6vvh-pxr4-25r7", "noindex": false, "published": "2026-06-18T21:08:15Z", "modified": "2026-09-10T03:51:07.988155002Z", "cvss": 6, "cvss_vector": "CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N", "severity": "medium", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "php", "path": "vulns/stack/php", "slug": "php"}], "path": "vulns/ghsa-6vvh-pxr4-25r7", "title": "PHP JWT Framework: Chacha20Poly1305 key-encryption algorithm discards the Poly1305 authentication tag, performing no authentication on decryption", "description": "### Impact\n\nThe experimental `Chacha20Poly1305` key-encryption algorithm generates the 16-byte Poly1305 authentication tag during `encryptKey()` but **discards it**: the tag is never written to the header and therefore never reaches the wire. On the receiving side, `decryptKey()` calls `openssl_decrypt('chacha20-poly1305', ...)` **without the tag argument**, which makes OpenSSL skip authentication entirely.\n\nAs a result the AEAD construction is silently degraded to unauthenticated ChaCha20: a tampered encrypted CEK is accepted, and because ChaCha20 is a stream cipher, a single-byte change in the ciphertext propagates as a single-byte change i", "references": ["https://github.com/web-token/jwt-framework/security/advisories/GHSA-6vvh-pxr4-25r7", "https://github.com/FriendsOfPHP/security-advisories/blob/master/web-token/jwt-library/GHSA-6vvh-pxr4-25r7.yaml", "https://github.com/web-token/jwt-framework"], "fixes": ["3.4.10", "4.0.7", "4.1.7"], "products": [{"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}, {"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}, {"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}]}], "total": 4, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "web-token/jwt-library", "path": "vulns/packagist/web-token%2Fjwt-library", "ecosystem": "Packagist"}], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}, {"name": "web", "path": "vulns/stack/web", "slug": "web"}, {"name": "php", "path": "vulns/stack/php", "slug": "php"}, {"name": "python", "path": "vulns/stack/python", "slug": "python"}, {"name": "node", "path": "vulns/stack/node", "slug": "node"}, {"name": "database", "path": "vulns/stack/database", "slug": "database"}, {"name": "containers", "path": "vulns/stack/containers", "slug": "containers"}, {"name": "network", "path": "vulns/stack/network", "slug": "network"}, {"name": "applications", "path": "vulns/stack/applications", "slug": "applications"}], "versions": [], "stats": {"recent": 0, "kev": 0}, "lastmod": "2026-09-10T03:51:07.988155002Z", "early_advisories": [], "license": "Sie dürfen die Auswahl von PatchFirst und unsere Ergänzungen (Prioritäten, Frühwarnungen, Texte, Zusammenfassungen und Aggregate) für eigene Zwecke einschließlich interner geschäftlicher Aufgaben frei nutzen. Weiterverkauf, kommerzielle Verbreitung und massenhafte Spiegelung dieser Auswahl oder Ergänzungen erfordern eine schriftliche Vereinbarung mit dem Betreiber. Nennen Sie bei jeder Nutzung oder Veröffentlichung der Auswahl oder unserer Ergänzungen PatchFirst (https://patchfirst.dev/vulns/) mit diesem Link zur Feedseite Ihrer Region als Quelle. Originaleinträge aus offenen Quellen unterliegen weiterhin ihren jeweiligen Lizenzen und Bedingungen. Diese Bedingungen beschränken Ihre Rechte an den Originaldaten nicht, die Sie direkt bei den Quellen beziehen können.", "terms_url": "https://patchfirst.dev/de/vulns/#feed-terms", "attribution": {"name": "PatchFirst", "url": "https://patchfirst.dev/vulns/"}, "source_changes": "PatchFirst wählt Einträge aus, normalisiert und kombiniert sie; Zusammenfassungen und Übersetzungen können hinzukommen. Nachrichten werden im jeweiligen Eintrag mit einem Link zur Originalquelle belegt.", "sources": [{"id": "cve", "name": "CVE List / CVE.org", "url": "https://www.cve.org/", "license": "CVE Terms of Use", "terms_url": "https://www.cve.org/Legal/TermsOfUse", "notice": "Copyright © 1999–2021, The MITRE Corporation. LICENSE Submissions : For all materials you submit to the Common Vulnerabilities and Exposures (CVE™), you hereby grant to The MITRE Corporation (MITRE) and all CVE Numbering Authorities (CNAs) a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute such materials and derivative works. Unless required by applicable law or agreed to in writing, you provide such materials on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. CVE Usage : MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. DISCLAIMERS ALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN PROVIDED BY MITRE ARE PROVIDED ON AN \"AS IS\" BASIS AND THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS, AGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE."}, {"id": "osv", "name": "OSV", "url": "https://osv.dev/", "terms_url": "https://google.github.io/osv.dev/data/", "terms": "Die Lizenzen der Ursprungsdatenbanken unterscheiden sich; siehe Quellenkatalog."}, {"id": "kev", "name": "CISA KEV", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "license": "CC0-1.0", "terms_url": "https://github.com/cisagov/kev-data/blob/develop/LICENSE"}, {"id": "epss", "name": "FIRST EPSS", "url": "https://www.first.org/epss/", "terms_url": "https://www.first.org/epss/faq", "terms": "Frei zugängliche Bewertungen; Quellenangabe erbeten (FIRST EPSS, Bewertungen von Empirical Security)."}, {"id": "github-advisory", "name": "GitHub Advisory Database", "url": "https://github.com/advisories", "license": "CC-BY-4.0", "terms_url": "https://github.com/github/advisory-database/blob/main/LICENSE.md"}, {"id": "exploitdb", "name": "Exploit-DB", "url": "https://www.exploit-db.com/", "license": "GPL-2.0", "terms_url": "https://gitlab.com/exploit-database/exploitdb/-/blob/main/LICENSE.md"}, {"id": "metasploit", "name": "Metasploit", "url": "https://github.com/rapid7/metasploit-framework", "license": "BSD-3-Clause", "terms_url": "https://github.com/rapid7/metasploit-framework/blob/master/LICENSE", "notice": "Copyright (c) 2006-2026, Rapid7, Inc.\nLicense: BSD-3-clause\n Redistribution and use in source and binary forms, with or without modification,\n are permitted provided that the following conditions are met:\n .\n * Redistributions of source code must retain the above copyright notice,\n this list of conditions and the following disclaimer.\n .\n * Redistributions in binary form must reproduce the above copyright notice,\n this list of conditions and the following disclaimer in the documentation\n and/or other materials provided with the distribution.\n .\n * Neither the name of Rapid7, Inc. nor the names of its contributors\n may be used to endorse or promote products derived from this software\n without specific prior written permission.\n .\n THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND\n ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\n DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR\n ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES\n (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\n LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON\n ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS\n SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."}, {"id": "nuclei", "name": "Nuclei Templates", "url": "https://github.com/projectdiscovery/nuclei-templates", "license": "MIT", "terms_url": "https://github.com/projectdiscovery/nuclei-templates/blob/main/LICENSE.md", "notice": "MIT License\n\nCopyright (c) 2025 ProjectDiscovery, Inc.\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE."}, {"id": "linux-kernel", "name": "Linux kernel releases", "url": "https://www.kernel.org/", "license": "CC-BY-SA-4.0", "terms_url": "https://www.kernel.org/legal.html", "notice": "Copyright (C) 1997-2014 by The Linux Kernel Organization, Inc."}]}